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312124041 = 3234680449
BaseRepresentation
bin10010100110101…
…010001010001001
3210202022112200200
4102212222022021
51114400432131
650545522413
710510003425
oct2246521211
9722275620
10312124041
11150205459
1288643409
134c8843a8
142d64bb85
151c6062e6
hex129aa289

312124041 has 6 divisors (see below), whose sum is σ = 450845850. Its totient is φ = 208082688.

The previous prime is 312124031. The next prime is 312124069. The reversal of 312124041 is 140421213.

It can be written as a sum of positive squares in only one way, i.e., 308529225 + 3594816 = 17565^2 + 1896^2 .

It is not a de Polignac number, because 312124041 - 210 = 312123017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312124031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17340216 + ... + 17340233.

It is an arithmetic number, because the mean of its divisors is an integer number (75140975).

Almost surely, 2312124041 is an apocalyptic number.

It is an amenable number.

312124041 is a deficient number, since it is larger than the sum of its proper divisors (138721809).

312124041 is a wasteful number, since it uses less digits than its factorization.

312124041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34680455 (or 34680452 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 312124041 is about 17667.0326031283. The cubic root of 312124041 is about 678.3321590143.

Adding to 312124041 its reverse (140421213), we get a palindrome (452545254).

It can be divided in two parts, 31212 and 4041, that added together give a palindrome (35253).

The spelling of 312124041 in words is "three hundred twelve million, one hundred twenty-four thousand, forty-one".

Divisors: 1 3 9 34680449 104041347 312124041